\documentclass[tikz,border=2pt]{standalone}
\usetikzlibrary{positioning}

\usepackage{anyfontsize} % allows arbitrary font sizes
\usepackage{lmodern} % better font scaling

\makeatletter
\renewcommand\normalsize{%
  \@setfontsize\normalsize{16pt}{19pt}%
}
\renewcommand\Large{%
  \@setfontsize\Large{20pt}{24pt}%
}
\makeatother

\begin{document}

\begin{tikzpicture}[
    xscale=2, yscale=3, thick,
    max node/.style={draw,orange,rectangle,fill=orange!10!white,inner sep=-10pt,minimum size=40pt,text=black},
    min node/.style={draw,teal,circle,fill=teal!10!white,inner sep=-10pt,minimum size=40pt,text=black},
]

\node[max node] (a1) at (0,0) {};
\node[min node] (a2) at (2,0) {};

\node[right=0cm of a1.east] { MAX };
\node[right=0cm of a2.east] { MIN };

\end{tikzpicture}

\end{document}
